CN117537783A - Anti-inclination detection method and system for caisson construction - Google Patents
Anti-inclination detection method and system for caisson construction Download PDFInfo
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- 238000009434 installation Methods 0.000 claims abstract description 69
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
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Abstract
The invention provides an anti-inclination detection method and system for caisson construction, and relates to the technical field of caissons. The method comprises the following steps: respectively installing water pressure sensor sequences on four ridge lines in the height direction of the caisson, and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence; after the caisson is arranged in water, respectively reading water pressure data acquired by a plurality of water pressure sensors; and determining a longitudinal inclination measurement score, a transverse inclination measurement score and a caisson inclination deformation measurement score according to the water pressure data, and determining an inclination condition score of the caisson to determine the current inclination condition of the caisson. According to the invention, the water pressure data of the submerged part of the caisson is mastered, and the inclination and deformation states of the caisson can be directly measured and calculated, so that the whole inclination state of the caisson can be mastered more accurately and comprehensively, feedback information can be provided timely, the caisson is detected by utilizing the water pressure sensor, the caisson is suitable for various caisson construction scenes, and the construction safety is improved.
Description
Technical Field
The invention relates to the technical field of caissons, in particular to an anti-inclination detection method and system for caisson construction.
Background
In the related art, CN113776500a relates to a caisson shipment control device and a control method thereof. The caisson is provided with a data monitoring device, the data monitoring device comprises a liquid level meter, an inclinometer, a collecting box and a power supply device, the liquid level meter is arranged at the position of a grid bottom plate of the caisson, the inclinometer is arranged on the front wall and the side wall of the top layer of the caisson, and the collecting box and the power supply device are arranged on a cover plate of the caisson; the power supply device is connected with the acquisition box, and the acquisition box is connected with the liquid level meter and the inclinometer; the tug is provided with a repeater; the repeater is connected with the collecting box in a wireless way and then transmits bus signals to the receiver; the receiver is connected with a 485 concentrator; the 485 hub transmits signals to a central control room. The invention realizes a safe management mode integrating real-time monitoring, dynamic analysis and danger early warning of caisson shipment and provides a precedent for building an intelligent water transport construction system.
CN109839095a relates to the technical field of caissons (wells), in particular to a self-balancing caisson (well) levelness measuring device, which comprises a small and medium-sized basement or caisson or well, wherein a plurality of laser ranging sensors are respectively arranged around the top of the small and medium-sized basement or well, and are used for measuring the distance between the top of the small and medium-sized basement or well and internal mud; the laser ranging sensor transmits the distance data of each point to the central controller, and the central controller obtains whether the corresponding position of the medium-small basement or caisson or open caisson is horizontal according to the distance data. The device and the method can quickly and conveniently find the offset position of the middle and small basements or the caissons or the open caissons, and timely adjust the offset position, thereby greatly saving the labor intensity of workers and improving the measurement accuracy.
Therefore, in the related art, the inclination of the caisson is mainly determined by directly measuring the liquid level, the inclination angle, the distance and the like, however, it is difficult to directly measure the above data for the submerged portion of the caisson, and the inclination and deformation state of the submerged portion of the caisson have a great influence on the stability of the caisson, so that it is difficult to directly measure the data of the submerged portion of the caisson in the related art, and thus it is difficult to determine the overall inclination condition of the caisson.
The information disclosed in the background section of this application is only for enhancement of understanding of the general background of this application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention provides an anti-inclination detection method and system for caisson construction, which solve the technical problems that the data of the immersed part of the caisson is difficult to measure in the caisson construction process, so that the overall inclination condition of the caisson is difficult to master, and the construction quality and safety are improved.
According to a first aspect of the invention, there is provided a caisson construction inclination prevention detection method, comprising: respectively installing water pressure sensor sequences on four ridge lines in the height direction of the caisson, and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; after the caisson is arranged in water, respectively reading water pressure data acquired by a plurality of water pressure sensors; determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; determining a transverse inclination measurement score according to water pressure data collected by water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; determining a caisson inclination deformation evaluation score according to water pressure data acquired by water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; determining a caisson inclination condition score according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; and determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
According to the present invention, determining a longitudinal inclination measurement score from water pressure data collected by a plurality of water pressure sensors in the same water pressure sensor sequence, an installation height of the water pressure sensor, and a serial number of the water pressure sensor, includes: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the longitudinal inclination measurement score according to the actual depth gap data and the theoretical depth gap data.
According to the present invention, determining the longitudinal inclination measurement score from the actual depth gap data and the theoretical depth gap data includes: according to the formulaDetermining said longitudinal inclination score +.>Wherein- >For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>Is the j-th actual depth difference data between the water pressure sensor with the serial number j and the water pressure sensor with the serial number j+1 in the i-th water pressure sensor sequence>For the mounting height of the j+1th water pressure sensor in the ith water pressure sensor sequence, +.>Mounting height for the j-th water pressure sensor in the i-th water pressure sensor sequence, is->And (3) the j theoretical depth difference data in the i-th water pressure sensor sequence, m is the number of water pressure sensors in each water pressure sensor sequence, and i, j and m are positive integers.
According to the invention, according to the water pressure data collected by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors, the method for determining the transverse inclination measurement score comprises the following steps: acquiring the maximum value and the minimum value of water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences; according to the design parameters of the caisson, determining the design distance between the water pressure sensor corresponding to the maximum value of the water pressure data and the water pressure sensor corresponding to the minimum value of the water pressure data in the water pressure sensors with the same serial numbers; and determining a transverse inclination measurement score according to the maximum value and the minimum value of the water pressure data acquired by the water pressure sensor and the design distance.
According to the present invention, determining a lateral inclination measurement score according to a maximum value and a minimum value of water pressure data collected by a water pressure sensor, and the design distance, includes: according to the formulaDetermination of the transverse Tilt score->Wherein, the method comprises the steps of, wherein,for the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>For the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, < +.>For the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, +.>The serial number of the water pressure sensor sequence corresponding to the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences is +.>The serial number of the water pressure sensor sequence corresponding to the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, +.>Is the side length of the bottom surface of the caisson>For the design distance, if is a conditional function, m is the number of water pressure sensors within each water pressure sensor sequence, and i, j and m are positive integers.
According to the invention, according to the water pressure data collected by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors, the inclination deformation evaluation score of the caisson is determined, and the method comprises the following steps: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the inclination deformation evaluation score of the caisson according to the actual depth difference data with the same serial numbers in different water pressure sensor sequences and the theoretical depth difference data.
According to the invention, according to the actual depth gap data with the same serial number and the theoretical depth gap data in different water pressure sensor sequences, the caisson inclination deformation evaluation score is determined, and the method comprises the following steps: according to the formulaDetermining a caisson inclination deformation evaluation score +.>Wherein->For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>Is the j-th actual depth difference data between the water pressure sensor with the serial number j and the water pressure sensor with the serial number j+1 in the i-th water pressure sensor sequence>For the mounting height of the j+1th water pressure sensor in the ith water pressure sensor sequence, +.>Mounting height for the j-th water pressure sensor in the i-th water pressure sensor sequence, is->For the j theoretical depth in the i-th water pressure sensor sequenceThe degree difference data, m is the number of the water pressure sensors in each water pressure sensor sequence, i, j and m are positive integers, max is a maximum function, and min is a minimum function.
According to a second aspect of the present invention there is provided a caisson construction anti-tilt detection system, the system comprising: the installation height module is used for respectively installing the water pressure sensor sequences on the four ridge lines in the height direction of the caisson and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; the water pressure data module is used for respectively reading the water pressure data acquired by the plurality of water pressure sensors after the caisson is arranged in water; the longitudinal inclination measurement score module is used for determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; the transverse inclination measurement score module is used for determining a transverse inclination measurement score according to water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; the inclined deformation evaluation module is used for determining the inclined deformation evaluation score of the caisson according to the water pressure data acquired by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensor and the serial number of the water pressure sensor; the inclination condition scoring module is used for determining the inclination condition score of the caisson according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; and the current inclination condition module is used for determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
The technical effects are as follows: according to the invention, the water pressure data can be measured after the caisson is submerged by the water pressure sensors arranged on the four ridge lines in the height direction of the caisson, so that the longitudinal inclination evaluation score, the transverse inclination evaluation score and the caisson inclination deformation evaluation score can be determined based on the water pressure data, the inclination condition of the caisson can be evaluated in multiple directions, the water pressure data of the submerged part of the caisson can be mastered in time, the inclination and deformation states of the caisson can be directly measured and calculated, the overall inclination condition of the caisson can be mastered more accurately and comprehensively, and feedback information can be provided in time. The water pressure sensor is utilized for detection, the installation is convenient, the operation is simple, the method is suitable for various caisson construction scenes, and the method has practical application value. When the longitudinal inclination measurement score is determined, the actual depth difference data and the theoretical depth difference data can be processed and calculated respectively through the water pressure data detected by the adjacent water pressure sensors in the same water pressure sensor sequence and the installation heights of the adjacent water pressure sensors, so that the longitudinal inclination measurement score is obtained, and the inclination degree of the caisson is determined through the comparison of the water pressure sensors in each water pressure sensor sequence on the longitudinal heights. Therefore, the inclination degree of the caisson can be monitored in real time, measures are taken in time to prevent the caisson from being excessively inclined, and construction safety is guaranteed. When the transverse inclination measurement score is determined, the transverse inclination measurement score is determined by processing and calculating the maximum value and the minimum value of the water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the design distance, so that the inclination condition of the caisson is judged by transverse comparison of the measured depths of the water pressure sensors with the same installation height, whether the inclination condition of the caisson meets the requirement can be accurately judged, possible safety problems can be prevented in advance, and construction safety is guaranteed. When the inclination deformation evaluation score of the caisson is determined, the maximum difference between actual depth difference data and relative data thereof, which are calculated by adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences, can be used for determining the maximum value of the relative data of deformation conditions corresponding to the actual depth difference data, and can accurately reflect the most serious deformation conditions of the caisson by taking the maximum value as the inclination deformation evaluation score of the caisson.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed. Other features and aspects of the present invention will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the invention or the solutions of the prior art, the drawings which are necessary for the description of the embodiments or the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other embodiments may be obtained from these drawings without inventive effort to a person skilled in the art,
FIG. 1 schematically illustrates a flow diagram of a caisson construction anti-tilt detection method according to an embodiment of the invention;
FIG. 2 schematically illustrates a block diagram of a caisson construction anti-tilt detection system according to an embodiment of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The technical scheme of the invention is described in detail below by specific examples. The following embodiments may be combined with each other, and some embodiments may not be repeated for the same or similar concepts or processes.
Fig. 1 schematically shows a flow chart of a caisson construction anti-tilt detection method according to an embodiment of the present invention, as shown in fig. 1, the method comprising: step S101, respectively installing water pressure sensor sequences on four ridge lines in the height direction of the caisson, and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; step S102, respectively reading water pressure data acquired by a plurality of water pressure sensors after the caisson is arranged in water; step S103, determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; step S104, determining a transverse inclination measurement score according to water pressure data acquired by water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; step S105, determining a caisson inclination deformation evaluation score according to water pressure data acquired by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; step S106, determining the inclination condition score of the caisson according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; step S107, determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
According to the anti-tilting detection method for caisson construction, disclosed by the embodiment of the invention, the water pressure data can be measured after the caisson is submerged by the water pressure sensors arranged on the four ridge lines in the height direction of the caisson, so that the longitudinal tilting score, the transverse tilting score and the caisson tilting deformation score are determined based on the water pressure data, the tilting condition of the caisson can be evaluated in multiple directions, the water pressure data of the submerged part of the caisson can be mastered in time, the tilting and deformation states of the caisson can be directly measured and calculated, the whole tilting condition of the caisson can be mastered more accurately and comprehensively, and feedback information can be provided in time. The hydraulic pressure sensor is utilized for detection, the installation is convenient, the operation is simple, the hydraulic pressure sensor is suitable for various caisson construction scenes, the construction safety is improved, and the hydraulic pressure sensor has practical application value.
According to one embodiment of the present invention, in step S101, a set of water pressure sensors are respectively installed on four height-direction ridge lines of the caisson, so that the water pressure sensors are uniformly distributed along the ridge lines, and each set of water pressure sensors comprises a plurality of sensors for acquiring water pressure data of the caisson in the height direction. The installation height of each water pressure sensor, i.e. the distance between the sensor and the bottom of the caisson, is recorded. The installation heights of the water pressure sensors with the same serial number in different water pressure sensor sequences are ensured to be the same, the corresponding relation of the water pressure sensors with the same serial number in different sequences can be maintained, and subsequent data analysis and calculation are facilitated.
According to one embodiment of the invention, in step S102, the caisson is placed in water such that it is fully or partially immersed in water, a hydraulic environment may be created such that the hydraulic sensor collects data relating to the water pressure to which the caisson is subjected. A plurality of water pressure sensors arranged on the caisson can collect water pressure data at the same time and are used for subsequent inclination monitoring, evaluation and analysis so as to know the inclination condition of the caisson in water.
According to one embodiment of the present invention, in step S103, the longitudinal inclination measurement score may be calculated by comparing water pressure data collected by a plurality of water pressure sensors within the same water pressure sensor series, the installation height of the water pressure sensor, and the serial number of the water pressure sensor. The longitudinal inclination measurement score can be calculated based on the above data, and interpreted and analyzed. The longitudinal inclination of the caisson can be evaluated by means of the longitudinal inclination evaluation score.
According to one embodiment of the present invention, step S103 includes: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the longitudinal inclination measurement score according to the actual depth gap data and the theoretical depth gap data.
According to one embodiment of the invention, according to the serial numbers j and j+1 in the same water pressure sensor sequence, the water pressure data acquired by the corresponding water pressure sensors are respectively acquired, and the data reflect the water pressure conditions of adjacent caissons in the same water pressure sensor sequence. And calculating the j-th actual depth difference data between the water pressure sensor with the sequence number j and the water pressure sensor with the sequence number j+1 in the water pressure sensor sequence by a corresponding calculation method. The actual depth gap data reflects the actual depth variation of the caisson in the vertical direction. And respectively acquiring the installation heights of the corresponding water pressure sensors according to the serial numbers j and j+1 in the same water pressure sensor sequence, wherein the height information is used for calculating theoretical depth difference data, and the installation heights of the two water pressure sensors can be subtracted to calculate and obtain the j theoretical depth difference data in the water pressure sensor sequence. The theoretical depth gap data reflects the expected depth variation of the caisson in the vertical direction. Thus, the longitudinal inclination measurement score is determined, and the inclination degree of the caisson in the vertical direction can be evaluated to reflect the safety and stability of the caisson.
According to one embodiment of the present invention, determining the longitudinal tilt score from the actual depth gap data and the theoretical depth gap data comprises: determining the longitudinal tilt score according to equation (1) ，(1) Wherein (1)>For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>For the ith water pressure sensor sequenceJ-th actual depth gap data between the water pressure sensor with the sequence number j and the water pressure sensor with the sequence number j+1,>for the mounting height of the j+1th water pressure sensor in the ith water pressure sensor sequence, +.>Mounting height for the j-th water pressure sensor in the i-th water pressure sensor sequence, is->And (3) the j theoretical depth difference data in the i-th water pressure sensor sequence, m is the number of water pressure sensors in each water pressure sensor sequence, and i, j and m are positive integers.
According to one embodiment of the present invention, in equation (1),indicating the depth of the jth water pressure sensor in the ith water pressure sensor sequence, +.>Is the measured depth gap, i.e., the actual depth gap, of two adjacent water pressure sensors. />The proportional relation of the actual depth gap and the theoretical depth gap, namely the cosine value of the depth gap, is represented. / >The ratio between the actual depth differences and the theoretical depth differences in each water pressure sensor sequence is shown to be averaged. The larger the inclination in the longitudinal direction, the smaller the average value, and the smaller the inclination in the longitudinal direction, the larger the average value. />The average value is subtracted from 1 to obtain a longitudinal inclination measurement score. The score can evaluate caisson saggingIn the case of inclination in the straight direction, a score closer to 1 indicates a larger inclination in the longitudinal direction, i.e., a more inclined, and a score closer to 0 indicates a smaller inclination in the longitudinal direction, i.e., a more stable.
In this way, the actual depth gap data and the theoretical depth gap data can be processed and calculated respectively by the water pressure data detected by the adjacent water pressure sensors in the same water pressure sensor sequence and the installation heights of the adjacent water pressure sensors to obtain the longitudinal inclination measurement score, so that the inclination degree of the caisson can be determined by comparing the water pressure sensors in each water pressure sensor sequence in the longitudinal heights. Therefore, the inclination degree of the caisson can be monitored in real time, measures are taken in time to prevent the caisson from being excessively inclined, and construction safety is guaranteed.
According to one embodiment of the present invention, in step S104, the lateral tilt score may be calculated by comparing the water pressure data collected by the same water pressure sensor in the different water pressure sensor sequences and the corresponding mounting heights. And calculating the transverse inclination measurement score according to the data, and explaining and analyzing. And using the transverse inclination assessment score, evaluating the transverse inclination state of the caisson.
According to one embodiment of the present invention, step S104 includes: acquiring the maximum value and the minimum value of water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences; according to the design parameters of the caisson, determining the design distance between the water pressure sensor corresponding to the maximum value of the water pressure data and the water pressure sensor corresponding to the minimum value of the water pressure data in the water pressure sensors with the same serial numbers; and determining a transverse inclination measurement score according to the maximum value and the minimum value of the water pressure data acquired by the water pressure sensor and the design distance.
According to one embodiment of the invention, among different water pressure sensor sequences, the water pressure sensors with the same serial numbers are found, and the collected water pressure data are acquired, so that the maximum value and the minimum value of the water pressure sensors are determined, and the range of water pressure change is determined. And determining serial numbers of the water pressure sensors corresponding to the maximum value and the minimum value according to design parameters of the caisson, and calculating the design distance between the two sensors. The design distance may be determined according to the actual situation, and may be the bottom side length distance or the bottom diagonal distance of the caisson.
According to one embodiment of the present invention, determining the lateral inclination measurement score based on the maximum value and the minimum value of the water pressure data collected by the water pressure sensor, and the design distance includes: determining a lateral tilt score according to equation (2) ，/>(2) Wherein (1)>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>The acceleration of the gravity is that,for the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, < +.>For the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, +.>The serial number of the water pressure sensor sequence corresponding to the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences is +.>Water pressure sensor corresponding to minimum value of water pressure data collected by water pressure sensor with serial number j in different water pressure sensor sequencesSequence number of sequence>Is the side length of the bottom surface of the caisson,for the design distance, if is a conditional function, m is the number of water pressure sensors within each water pressure sensor sequence, and i, j and m are positive integers.
According to one embodiment of the present invention, in equation (2),the depth difference between the maximum and minimum values of the water pressure data is shown. Wherein (1)>Representing the depth corresponding to the maximum value of the water pressure data collected by the water pressure sensors with the serial number j in different water pressure sensor sequences, +. >And the depth corresponding to the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences is shown.A conditional function is shown for determining whether the difference between the serial numbers of the water pressure sensor sequences corresponding to the maximum value and the minimum value is 2. If the difference is 2, indicating that the water pressure sensor is on the bottom diagonal, the condition function value is +.>The design distance between the water pressure sensors corresponding to the maximum value and the minimum value is +.>Otherwise, the water pressure sensor is adjacent, and the condition function value is +.>Representing maximum and minimum valuesThe design distance between the corresponding water pressure sensors is +.>。/>The ratio of the depth difference between the maximum value and the minimum value of the water pressure data to the design distance is represented. If the ratio is larger, the caisson is larger in deformation in the transverse inclination direction, the problems of inclination, deformation and the like can occur, and if the ratio is smaller, the caisson is smaller in deformation in the transverse inclination direction and is relatively stable. />The sum and average of each ratio is shown, so that a transverse inclination evaluation number is obtained and is used for evaluating the inclination condition of the caisson through transverse comparison of the measured depths of the water pressure sensors with the same installation height.
In this way, the maximum value and the minimum value of the water pressure data collected by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the design distance are processed and calculated to determine the transverse inclination evaluation score, so that the inclination condition of the caisson is judged through the transverse comparison of the measured depths of the water pressure sensors with the same installation height, whether the inclination condition of the caisson meets the requirements can be accurately judged, possible safety problems can be prevented in advance, and the construction safety is ensured.
According to one embodiment of the present invention, in step S105, the caisson inclination deformation evaluation number may be calculated from the water pressure data collected by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensor, and the serial number of the water pressure sensor. And calculating the inclination deformation evaluation score of the caisson according to the data, and explaining and analyzing. And the inclined deformation state of the caisson, the deformation condition and the stability of the caisson can be evaluated by utilizing the inclined deformation evaluation score of the caisson.
According to one embodiment of the present invention, step S105 includes: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the inclination deformation evaluation score of the caisson according to the actual depth difference data with the same serial numbers in different water pressure sensor sequences and the theoretical depth difference data.
According to one embodiment of the invention, the water pressure sensors with the serial numbers j and j+1 are found in the same water pressure sensor sequence, and the collected water pressure data is recorded. And calculating to obtain actual depth gap data by comparing the water pressure data acquired by the water pressure sensors with the serial numbers of j and j+1. The gap may represent a depth gap in the vertical direction between adjacent water pressure sensors in the same water pressure sensor sequence. Regardless of whether the caisson is inclined or not, as long as the four ridge lines of the caisson are not deformed, the inclination degree of each ridge line is theoretically the same, and therefore actual depth difference data calculated by adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences are theoretically the same. Otherwise, if the actual depth difference data calculated by the adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences are different, the deformation of the caisson can be indicated, and the greater the difference of the actual depth difference data is, the more serious the deformation condition of the caisson is.
According to one embodiment of the invention, determining the caisson inclination deformation evaluation score according to actual depth gap data with the same serial numbers in different water pressure sensor sequences and the theoretical depth gap data comprises: determining a caisson inclination deformation assessment score according to equation (3) ，(3) Wherein (1)>For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>Is the j-th actual depth difference data between the water pressure sensor with the serial number j and the water pressure sensor with the serial number j+1 in the i-th water pressure sensor sequence>For the mounting height collected for the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,mounting height for the j-th water pressure sensor in the i-th water pressure sensor sequence, is->And (3) taking the j theoretical depth difference data in the ith water pressure sensor sequence, wherein m is the number of the water pressure sensors in each water pressure sensor sequence, i, j and m are positive integers, max is a maximum function, and min is a minimum function.
According to one embodiment of the present invention, in equation (3),representing the difference between the maximum value and the minimum value of the actual depth difference data determined by adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences. The difference may reflect fourThe larger the maximum difference between actual depth difference data calculated by adjacent water pressure sensors with the same serial numbers in the water pressure sensor sequences, the more serious the deformation condition of the caisson is indicated. The ratio of the maximum difference to the corresponding theoretical depth difference data is represented, and the relative data of the deformation condition corresponding to the j-th actual depth difference data can be determined based on the ratio.The maximum value of the relative data representing the deformation condition corresponding to the actual depth difference data can represent the most serious condition of the deformation of the caisson, and the solution value of the equation is used as the inclination deformation measurement score of the caisson, so that the most serious condition of the deformation of the caisson can be accurately reflected.
In this way, the maximum difference between the actual depth difference data and the relative data thereof, which are calculated by the adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences, can be used for determining the maximum value of the relative data of the deformation condition corresponding to each actual depth difference data, and the maximum value is used as the inclination deformation evaluation score of the caisson, so that the most serious deformation condition of the caisson can be accurately reflected.
According to one embodiment of the invention, in step S106, a longitudinal tilt score, a transverse tilt score and a caisson tilt deformation score of the caisson are obtained from the previous calculations and evaluations. And according to the preset weight, carrying out weighted summation on the longitudinal inclination measurement score, the transverse inclination measurement score and the caisson inclination deformation measurement score to obtain the inclination condition score of the caisson. The greater the score, the more severe the caisson's tilt condition, the less the score, and the more stable the caisson's tilt condition.
According to an embodiment of the present invention, in step S107, the inclination status score may be compared with a preset score threshold to determine whether the current inclination status of the caisson is serious, for example, a plurality of thresholds may be set to form threshold intervals, the inclination status score belongs to different threshold intervals and may represent different inclination statuses, and if the inclination status score is greater than the upper limit of all threshold intervals, it is indicated that the inclination status is serious, and measures are required to correct the installation angle of the caisson to ensure construction safety.
According to the anti-tilting detection method for caisson construction, disclosed by the embodiment of the invention, the water pressure data can be measured after the caisson is submerged by the water pressure sensors arranged on the four ridge lines in the height direction of the caisson, so that the longitudinal tilting score, the transverse tilting score and the caisson tilting deformation score are determined based on the water pressure data, the tilting condition of the caisson can be evaluated in multiple directions, the water pressure data of the submerged part of the caisson can be mastered in time, the tilting and deformation states of the caisson can be directly measured and calculated, the whole tilting condition of the caisson can be mastered more accurately and comprehensively, and feedback information can be provided in time. The water pressure sensor is utilized for detection, the installation is convenient, the operation is simple, the method is suitable for various caisson construction scenes, and the method has practical application value. When the longitudinal inclination measurement score is determined, the actual depth difference data and the theoretical depth difference data can be processed and calculated respectively through the water pressure data detected by the adjacent water pressure sensors in the same water pressure sensor sequence and the installation heights of the adjacent water pressure sensors, so that the longitudinal inclination measurement score is obtained, and the inclination degree of the caisson is determined through the comparison of the water pressure sensors in each water pressure sensor sequence on the longitudinal heights. Therefore, the inclination degree of the caisson can be monitored in real time, measures are taken in time to prevent the caisson from being excessively inclined, and construction safety is guaranteed. When the transverse inclination measurement score is determined, the transverse inclination measurement score is determined by processing and calculating the maximum value and the minimum value of the water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the design distance, so that the inclination condition of the caisson is judged by transverse comparison of the measured depths of the water pressure sensors with the same installation height, whether the inclination condition of the caisson meets the requirement can be accurately judged, possible safety problems can be prevented in advance, and construction safety is guaranteed. When the inclination deformation evaluation score of the caisson is determined, the maximum difference between actual depth difference data and relative data thereof, which are calculated by adjacent water pressure sensors with the same serial numbers in the four water pressure sensor sequences, can be used for determining the maximum value of the relative data of deformation conditions corresponding to the actual depth difference data, and can accurately reflect the most serious deformation conditions of the caisson by taking the maximum value as the inclination deformation evaluation score of the caisson.
FIG. 2 schematically illustrates a block diagram of a caisson construction anti-tilt detection system, as shown in FIG. 2, according to an embodiment of the invention, comprising: the installation height module is used for respectively installing the water pressure sensor sequences on the four ridge lines in the height direction of the caisson and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; the water pressure data module is used for respectively reading the water pressure data acquired by the plurality of water pressure sensors after the caisson is arranged in water; the longitudinal inclination measurement score module is used for determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; the transverse inclination measurement score module is used for determining a transverse inclination measurement score according to water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; the inclined deformation evaluation module is used for determining the inclined deformation evaluation score of the caisson according to the water pressure data acquired by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensor and the serial number of the water pressure sensor; the inclination condition scoring module is used for determining the inclination condition score of the caisson according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; and the current inclination condition module is used for determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
It will be appreciated by persons skilled in the art that the embodiments of the invention described above and shown in the drawings are by way of example only and are not limiting. The objects of the present invention have been fully and effectively achieved. The functional and structural principles of the present invention have been shown and described in the examples and embodiments of the invention may be modified or practiced without departing from the principles described.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (8)
1. The anti-inclination detection method for caisson construction is characterized by comprising the following steps of: respectively installing water pressure sensor sequences on four ridge lines in the height direction of the caisson, and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; after the caisson is arranged in water, respectively reading water pressure data acquired by a plurality of water pressure sensors; determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; determining a transverse inclination measurement score according to water pressure data collected by water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; determining a caisson inclination deformation evaluation score according to water pressure data acquired by water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; determining a caisson inclination condition score according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; and determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
2. The caisson construction inclination prevention detection method according to claim 1, wherein determining a longitudinal inclination measurement score based on water pressure data collected by a plurality of water pressure sensors in the same water pressure sensor sequence, an installation height of the water pressure sensor, and a serial number of the water pressure sensor, comprises: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the longitudinal inclination measurement score according to the actual depth gap data and the theoretical depth gap data.
3. The caisson construction inclination prevention detection method according to claim 2, wherein determining the longitudinal inclination measurement score from the actual depth gap data and the theoretical depth gap data comprises: according to the formula Determining said longitudinal inclination score +.>Wherein->For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>The acceleration of the gravity is that,is the j-th actual depth difference data between the water pressure sensor with the serial number j and the water pressure sensor with the serial number j+1 in the i-th water pressure sensor sequence>For the mounting height of the j+1th water pressure sensor in the ith water pressure sensor sequence, +.>For the mounting height collected by the jth water pressure sensor in the ith water pressure sensor sequence,and (3) the j theoretical depth difference data in the i-th water pressure sensor sequence, m is the number of water pressure sensors in each water pressure sensor sequence, and i, j and m are positive integers.
4. The caisson construction inclination prevention detection method according to claim 1, wherein determining a lateral inclination measurement score according to water pressure data collected by water pressure sensors having the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors comprises: acquiring the maximum value and the minimum value of water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences; according to the design parameters of the caisson, determining the design distance between the water pressure sensor corresponding to the maximum value of the water pressure data and the water pressure sensor corresponding to the minimum value of the water pressure data in the water pressure sensors with the same serial numbers; and determining a transverse inclination measurement score according to the maximum value and the minimum value of the water pressure data acquired by the water pressure sensor and the design distance.
5. The caisson construction inclination prevention detection method according to claim 4, wherein determining the lateral inclination measurement score according to the maximum value and the minimum value of the water pressure data collected by the water pressure sensor and the design distance comprises: according to the formulaDetermination of the transverse Tilt score->Wherein->For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>For the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, < +.>For the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, +.>The serial number of the water pressure sensor sequence corresponding to the maximum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences is +.>The serial number of the water pressure sensor sequence corresponding to the minimum value of the water pressure data collected by the water pressure sensor with the serial number j in different water pressure sensor sequences, +.>Is the side length of the bottom surface of the caisson>For the design distance, if is a conditional function, m is the number of water pressure sensors within each water pressure sensor sequence, and i, j and m are positive integers.
6. The caisson construction inclination prevention detection method according to claim 1, wherein determining the caisson inclination deformation measurement score according to the water pressure data collected by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensor and the serial number of the water pressure sensor comprises: according to the water pressure data collected by the water pressure sensor with the serial number j in the same water pressure sensor sequence and the water pressure data collected by the water pressure sensor with the serial number j+1, the j-th actual depth difference data between the water pressure sensor with the serial number j in the water pressure sensor sequence and the water pressure sensor with the serial number j+1 is obtained; according to the installation height of the water pressure sensor with the serial number j in the same water pressure sensor sequence and the installation height of the water pressure sensor with the serial number j+1, j theoretical depth difference data in the water pressure sensor sequence are obtained; and determining the inclination deformation evaluation score of the caisson according to the actual depth difference data with the same serial numbers in different water pressure sensor sequences and the theoretical depth difference data.
7. The caisson construction inclination prevention detection method according to claim 6, wherein determining the caisson inclination deformation evaluation score according to actual depth gap data with the same sequence number and the theoretical depth gap data in different water pressure sensor sequences comprises: according to the formula Determining a caisson inclination deformation evaluation score +.>Wherein->For the water pressure data collected by the (j+1) th water pressure sensor in the (i) th water pressure sensor sequence,/water pressure data collected by the (j+1) th water pressure sensor in the (j) th water pressure sensor sequence>For the water pressure data collected by the j-th water pressure sensor in the i-th water pressure sensor sequence, a. Sup.>For the density of water>Acceleration of gravity, ++>Is the j-th actual depth difference data between the water pressure sensor with the serial number j and the water pressure sensor with the serial number j+1 in the i-th water pressure sensor sequence>For the mounting height of the j+1th water pressure sensor in the ith water pressure sensor sequence, +.>Mounting height for the j-th water pressure sensor in the i-th water pressure sensor sequence, is->For the j theoretical depth difference data in the i-th water pressure sensor sequence, m is the number of water pressure sensors in each water pressure sensor sequence, i, j and m are positive integers, max is a maximum function,min is a function of the minimum.
8. Caisson construction inclination prevention detection system for performing the caisson construction inclination prevention detection method according to any one of claims 1-7, characterized in that it comprises: the installation height module is used for respectively installing the water pressure sensor sequences on the four ridge lines in the height direction of the caisson and acquiring the installation heights of a plurality of water pressure sensors in each water pressure sensor sequence, wherein the installation heights of the water pressure sensors with the same serial number are the same in different water pressure sensor sequences; the water pressure data module is used for respectively reading the water pressure data acquired by the plurality of water pressure sensors after the caisson is arranged in water; the longitudinal inclination measurement score module is used for determining a longitudinal inclination measurement score according to water pressure data acquired by a plurality of water pressure sensors in the same water pressure sensor sequence, the installation height of the water pressure sensors and the serial numbers of the water pressure sensors; the transverse inclination measurement score module is used for determining a transverse inclination measurement score according to water pressure data acquired by the water pressure sensors with the same serial numbers in different water pressure sensor sequences and the installation height of the water pressure sensors; the inclined deformation evaluation module is used for determining the inclined deformation evaluation score of the caisson according to the water pressure data acquired by the water pressure sensors in each water pressure sensor sequence, the installation height of the water pressure sensor and the serial number of the water pressure sensor; the inclination condition scoring module is used for determining the inclination condition score of the caisson according to the longitudinal inclination score, the transverse inclination score and the caisson inclination deformation score; and the current inclination condition module is used for determining the current inclination condition of the caisson according to the inclination condition score of the caisson.
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